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Briefly describe the safety inspection and operation steps before using a manual hoist

releaseTime:2024-07-05 09:09:23source:Mu TiannumberOfPageViews:0

Before using a manual hoist (which is assumed to refer to a manual hoist used for high-altitude operations, rather than a traditional chain crane), safety checks and operating procedures are crucial to ensure the safety of operators and the smooth progress of the operation. The following is a brief description of safety checks and operational steps:

Security inspection steps

Check the suspension mechanism:

Ensure that the suspension mechanism (such as roof beam, load-bearing steel wire rope, and safety rope) is installed firmly and without damage or corrosion.

Check whether the connections of each component are firm and reliable, whether the rollers are securely fastened, and whether the counterweight is complete and undamaged.

Verify whether the distance between the two suspension mechanisms is accurate and whether the positioning is reliable.

Check safety locks and anti fall devices:

Check if the safety lock is sensitive and reliable, ensuring that the safety lock spring can accurately slide into the safety lock slot when the basket rises to the top.

Check if the anti fall safety device is working properly, fully test and verify the reliability of the functions of each component according to the operating requirements.

Check the brake and roller slide:

Check if the brake stroke is normal and if the brake is firm and reliable.

Check if the rollers and slide are working properly, identify any abnormalities in smoothness, deformation, excessive wear, etc., and re lubricate if necessary.

Check the steel wire rope:

Check the steel wire rope for damage (such as broken wire, broken strand, indentation, burning, accumulation), deformation (such as feeding, bending, lifting), and wear.

Ensure that the connection between the steel wire rope and the suspension mechanism is firm, and whether the rope clamp is tightened and installed as required.

Check electrical system (if applicable):

For manual hanging baskets with electric assistance, check whether the wires and cables are damaged, and whether the plugs and sockets are intact.

Verify whether the limit switches, AC contactors, and transfer switches in the electrical control system operate normally, whether the zero connection is reliable, and whether the leakage protection device is effective.

Other inspections:

Check the structure of the hanging basket, such as whether the safety rope is reliably connected to the building, whether the screws connecting the railing, installation bracket, and base are loose, and whether the base is damaged.

Clean the hanging basket and its surrounding environment to ensure that there are no debris that affects operational safety.

Operation steps

Preparation stage:

Operators must undergo formal training and be certified to work, wearing personal protective equipment such as seat belts.

Confirm that all safety inspection items have been completed and meet the requirements.

Start operation:

According to the specific type of manual hanging basket (such as lever gourd type, inverted chain type, etc.), start the hanging basket according to the correct operating method.

Pull the forward handle (or operate other control devices) back and forth to raise the basket, but be careful not to simultaneously pull the up and down handles.

Homework process:

During the homework process, operators need to remain vigilant and pay attention to the operation status of the hanging basket and the surrounding environment.

If there is any abnormal situation (such as abnormal noise, shaking, brake failure, etc.), the operation should be stopped immediately and corresponding safety measures should be taken.

End operation:

After completing the homework, follow the correct operating method to smoothly lower the basket and park it in the designated position.

Clean and maintain the hanging basket and its accessories to prepare for future use.

The main equipment produced by Hebei Makita: stage electric hoist, electric chian hoistwire rope electric hoistHand chain hoist, lever hoist, pneumatic hoist and other lifting equipment    
   

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